求翻译：公示语既可以是“寥寥数字”,也可以是简单明了的“图示”,还可以是两者兼用,以在必要的场合起“指示、提示、警示”（王青，2009：73）等作用。是什么意思？

Public signs can either be " very small number" , it can be simple and straightforward , " icon " , can also be both, where necessary in order to play " instructions , tips , warning " ( Wang Qing , 2009: 73 ) , etc.

Shown in public, it can be either a few "digital" can also be used is simple and straightforward in the illustration, it can also be both to the necessary occasions, the instructions, tips, warning" (Wang, 20:73) role.

Male shows the language already to be possible to be “very few the numeral”, also may be the simple perspicuity “the graphical representation”, but also may be both concurrently uses, by plays “the instruction in the essential situation, the prompt, the police shows” (Wang Qing, 2009:73) and so on r

Public signs can be either "a few numbers", or it can be simple and straightforward, "icon", and can be both, with necessary occasion to start "instructions, tips, warning" (Wang, 2009:73), and so on.

正在翻译，请等待...